The paper entitled “Physiological demands of cyclists during an ultra-endurance relay race: a field study report”, authored by Bescós R, Rodríguez FA, Iglesias X, Knechtle B, Benítez A, Marina M, Padullés JM, Vázquez J, and Torrado P. , has been published in the Chinese Journal of Physiology (Chin J Physiol 31;54(5):339-46, 2011). The research was conducted by the INEFC-Barcelona Sport Sciences Research Group during the 24-h Montjuïc Cycling Race in Barcelona in 2010. Congratulations to all!